Question

An urn contains two red balls and three white balls. If a ball is chosen at...

An urn contains two red balls and three white balls.

If a ball is chosen at random, what is the probability that it is white?

Group of answer choices

0

1

2/5

1/5

3/5

An urn contains two red balls and three white balls.

Suppose two balls are drawn randomly. What is the probability that both will be white?

Group of answer choices

1/10

3/20

6/20

9/20

9/25

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
One urn contains 10 red balls and 10 white balls, a second urn contains 8 red...
One urn contains 10 red balls and 10 white balls, a second urn contains 8 red balls and 4 white balls, and a third urn contains 5 red balls and 10 white balls. An urn is selected at random, and a ball is chosen from the urn. If the chosen ball is white, what is the probability that it came from the third urn? Justify your answer.
An urn contains 4 red balls and 6 green balls. Three balls are chosen randomly from...
An urn contains 4 red balls and 6 green balls. Three balls are chosen randomly from the urn, without replacement. (a) What is the probability that all three balls are red? (Round your answer to four decimal places.) (b) Suppose that you win $50 for each red ball drawn and you lose $25 for each green ball drawn. Compute the expected value of your winnings.
An urn contains 3 white balls and 7 red balls. A second urn contains 7 white...
An urn contains 3 white balls and 7 red balls. A second urn contains 7 white balls and 3 red balls. An urn is selected, and the probability of selecting the first urn is 0.2. A ball is drawn from the selected urn and replaced. Then another ball is drawn and replaced from the same urn. If both balls are white, what are the following probabilities? (Round your answers to three decimal places.) (a) the probability that the urn selected...
Three balls are randomly drawn from an urn that contains four white and nine red balls....
Three balls are randomly drawn from an urn that contains four white and nine red balls. (a) What is the probability of drawing a red ball on the third draw? (Round your answer to 3 decimal places.) Correct: Your answer is correct. (b) What is the probability of drawing a red ball on the third draw given that at least one red ball was drawn on the first two draws? (Round your answer to 3 decimal places.]
Suppose that there is a white urn containing three white balls and one red ball and...
Suppose that there is a white urn containing three white balls and one red ball and there is a red urn containing two white balls and four red balls. An experiment consists of selecting at random a ball from the white urn and then (without replacing the first ball) selecting at random a ball from the urn having the color of the first ball. Find the probability that the second ball is red. -please state answer in fraction-
Urn 1 contains 7 red balls and 3 black balls. Urn 2 contains 1 red ball...
Urn 1 contains 7 red balls and 3 black balls. Urn 2 contains 1 red ball and 3 black balls. Urn 3 contains 3 red balls and 1 black ball. If an urn is selected at random and a ball is drawn, find the probability that it will be red. Enter your answer as a fraction in simplest form or a decimal rounded to 3 decimal places.
Urn 1 contains 4 red balls and 3 black balls. Urn 2 contains 1 red ball...
Urn 1 contains 4 red balls and 3 black balls. Urn 2 contains 1 red ball and 3 black balls. Urn 3 contains 4 red balls and 2 black balls. If an urn is selected at random and a ball is drawn, find the probability that it will be red. Enter your answer as a fraction in simplest form or a decimal rounded to 3 decimal places. P(red)=
Suppose that: Urn U1 contains 3 blue balls and six red balls, and Urn U2 contains...
Suppose that: Urn U1 contains 3 blue balls and six red balls, and Urn U2 contains 5 blue ball and 4 red balls Suppose we draw one ball at random from each urn. If the two balls drawn have different colors, what is the probability that the blue ball came from urn U1?
Three balls are randomly chosen from an urn containing 3 white, 4 red and 5 black...
Three balls are randomly chosen from an urn containing 3 white, 4 red and 5 black balls. Suppose one will win $1 for each white ball selected, lose 1$ for each red ball selected and receive nothing for each black ball selected. Let Random Variable X denote the total winnings from the experiment. Find E(X).
Urn 1 contains 7 red balls and 3 black balls. Urn 2 contains 4 red balls...
Urn 1 contains 7 red balls and 3 black balls. Urn 2 contains 4 red balls and 1 black ball. Urn 3 contains 4 red balls and 3 black balls. If an urn is selected at random and a ball is drawn, find the probability that it will be red. enter your answer as a decimal rounded to 3 decimal places
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT